net/py-soappy: Update version 0.11.6=>0.12.22

• Change MASTER_SITES to CHEESESHOP as SF is no longer maintained
• Limit python version to 2.x only (still not compatible with 3.x)
• Remove dependency on py-fpconst - it was dropped in 0.12.6
• Update offsite url
• Although there is no LICENSE file in CHEESESHOP distfile but the actual

LICENSE file is maintained in GH repo

Submitted by: rm